package cn.haoxsf.app.component;

import cn.haoxsf.app.common.api.CommonResult;
import cn.haoxsf.app.common.api.enums.SystemExceptionEnum;
import cn.hutool.json.JSONUtil;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @program: app
 * @description: 当未登录或者token失效访问接口时，自定义的返回结果
 * @author: Ele qvbanfm@qq.com
 * @create: 2020-01-06 13:11
 **/
@Component
public class RestAuthenticationEntryPoint implements AuthenticationEntryPoint {
    @Override
    public void commence(HttpServletRequest request, HttpServletResponse response, AuthenticationException authException) throws IOException, ServletException {
        response.setCharacterEncoding("UTF-8");
        response.setContentType("application/json");
        response.getWriter().println(JSONUtil.parse(CommonResult.error(SystemExceptionEnum.UNAUTHORIZED)));
        response.getWriter().flush();
    }
}
